<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <svg width="500" height="400">
        <rect width="100" height="100" fill="pink" x="400" y="0"></rect>
        <rect width="100" height="100" fill="yellow" x="0" y="300"></rect>
        <rect width="100" height="100" fill="red" x="0" y="0"></rect>
        <rect width="100" height="100" stroke="green" fill="transparent" stroke-width="5" x="400" y="300"></rect>
    </svg>
</body>
</html>